What Is Multimedia?
Multimedia uses computers to present text, audio, video, animation, interactive features, and…
Build a Versatile Frequency Meter For Your Workbench
The frequency meters available in the market are generally too costly and…
Make a Useful BreakDown Beacon – “Police Lights”
A beacon light similar to flashing police lights can be specifically handy…
Types, Working Principle of Hall Effect Ics
Hall Effect sensors are miniature SMD ICs based on CMOS technology which…
Toy Telephone with no Strings Attached
This toy telephone uses a couple of radio speakers and connecting wires.…
Make Yourself A D.C. Mobile Charger
Cell phones have become so indispensable that it is so difficult to…
Controlling DC Motor Speed Using IC L165
The article explains how to control the speed of a DC motor…
Simple Example Circuits for the LM386 IC Audio Amplifier
You may find this circuit idea very handy particularly while making small…
Master-Slave Flip-Flops
In previous articles we discussed the JK flip-flop and its undesirable operation. When J=1…
